added artifact repository initial functionality

src/Composer/Factory.php

@@ -281,6 +281,7 @@ class Factory
         $rm->setRepositoryClass('git', 'Composer\Repository\VcsRepository');
         $rm->setRepositoryClass('svn', 'Composer\Repository\VcsRepository');
         $rm->setRepositoryClass('hg', 'Composer\Repository\VcsRepository');
+        $rm->setRepositoryClass('artifact', 'Composer\Repository\ArtifactRepository');
 
         return $rm;
     }

src/Composer/Repository/ArtifactRepository.php

@@ -0,0 +1,78 @@
+<?php
+
+/*
+ * This file is part of Composer.
+ *
+ * (c) Nils Adermann <naderman@naderman.de>
+ *     Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Composer\Repository;
+
+/**
+ * @author Serge Smertin <serg.smertin@gmail.com>
+ */
+use Composer\IO\IOInterface;
+use Composer\Config;
+use Composer\Json\JsonFile;
+use Composer\Package\Loader\LoaderInterface;
+use Composer\Package\Version\VersionParser;
+use Composer\Package\Loader\ArrayLoader;
+
+class ArtifactRepository extends ArrayRepository
+{
+    protected $path;
+
+    /** @var LoaderInterface */
+    protected $loader;
+
+    public function __construct(array $repoConfig, IOInterface $io, Config $config, array $drivers = null)
+    {
+        $this->path = $repoConfig['url'];
+    }
+
+    protected function initialize()
+    {
+        parent::initialize();
+        $this->versionParser = new VersionParser;
+        if (!$this->loader) {
+            $this->loader = new ArrayLoader($this->versionParser);
+        }
+
+        $this->getDirectoryPackages($this->path);
+    }
+
+    private function getDirectoryPackages($path)
+    {
+        foreach(new \RecursiveDirectoryIterator($path) as $file) {
+            /* @var $file \SplFileInfo */
+            if(!$file->isFile()) {
+                continue;
+            }
+
+            $package = $this->getComposerInformation($file);
+            if(!$package) {
+                // @todo add log
+                continue;
+            }
+
+            $package = $this->loader->load($package);
+
+            $this->addPackage($package);
+        }
+    }
+
+    private function getComposerInformation(\SplFileInfo $file)
+    {
+        $config = "zip://{$file->getPathname()}#composer.json";
+        $json = @file_get_contents($config);
+        if(!$json) {
+            return false;
+        }
+
+        return JsonFile::parseJson($json, $config);
+    }
+}

tests/Composer/Test/Repository/ArtifactRepositoryTest.php

@@ -0,0 +1,36 @@
+<?php
+/*
+ * This file is part of Composer.
+ *
+ * (c) Nils Adermann <naderman@naderman.de>
+ *     Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Composer\Repository;
+
+use Composer\Test\TestCase;
+use Composer\IO\NullIO;
+use Composer\Config;
+use Composer\Package\Package;
+
+class ArtifactRepositoryTest extends TestCase
+{
+    public function testExtractsConfigsFromZipArchives() {
+        $expectedPackages = array(
+            'vendor0/package0-0.0.1',
+            'vendor1/package2-4.3.2',
+        );
+
+        $coordinates = array('type' => 'artifact', 'url' => __DIR__ . '/Fixtures/artifacts');
+        $repo = new ArtifactRepository($coordinates, new NullIO(), new Config());
+
+        $foundPackages = array_map(function(Package $package) {
+            return "{$package->getPrettyName()}-{$package->getPrettyVersion()}";
+        }, $repo->getPackages());
+
+        $this->assertEquals($expectedPackages, $foundPackages);
+    }
+}